Extraterrestrial Civilizations
| Image |  |
|---|---|
| Description | 1979 edition |
| Author/s |
author: Isaac Asimov |
| Publication date | 1979 |
| Language | English |
| Country of origin | |
| Wikipedia link | |
| Access work | |
| Copyright status | |
| Missing/wrong data? | Edit Wikidata item |